Square Root of 40
The square root of 40 is approximately 6.324555, or exactly 2√10 in simplified radical form. No, 40 is not a perfect square. Its square root is irrational and never terminates or repeats as a decimal.
√40
6.324555
Simplified Radical Form
2√10
Perfect Square
No
√40 is irrational — its decimal form (6.324555) never terminates or repeats. The simplified radical form (2√10) is the exact value.
Frequently Asked Questions
What is the square root of 40?
The square root of 40 is approximately 6.324555, or exactly 2√10 in simplified radical form.
Is 40 a perfect square?
No, 40 is not a perfect square. Its square root is irrational and never terminates or repeats as a decimal.
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